Final answer:
To break apart the number 54 by place value, we can write the equation 54 = 50 + 4.
Step-by-step explanation:
To break apart the number 54 by place value, we need to consider the value of each digit in the number. In the number 54, the digit 5 represents 50 (or 5 tens) and the digit 4 represents 4 units. Therefore, we can write the equation as:
54 = 50 + 4